Designed for standard 12-inch rough-ins, installation takes approximately 90 minutes with included hardware and step-by-step guidance. Manual flushing capability ensures functionality during power interruptions.Key Parameters:Flush System: Tankless with Integrated Water FilterBidet Functions: Front Wash, Rear Wash, Oscillating MassageBidet Water: Instant Warm Water (Adjustable Temperature & Pressure)Drying: Warm Air DryerLighting: Soft Ambient Night LightRough-In: Standard 12 InchesInstallation: DIY in ~90 Minutes